Tavistock Canal
E351229
Tavistock Canal is a historic early 19th-century waterway in Devon, England, built to serve local mines and industry and now valued as a heritage and wildlife site.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tavistock Canal canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T3210301 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tavistock Canal Context triple: [Tavistock, hasLandmark, Tavistock Canal]
-
A.
St Helens Canal
St Helens Canal is a historic industrial waterway in northwest England that once served as an important transport route for coal and other goods during the Industrial Revolution.
-
B.
Ashton Canal
The Ashton Canal is a historic narrow canal in Greater Manchester, England, that links central Manchester to the Peak Forest Canal and forms part of the region’s Pennine waterway network.
-
C.
Coventry Canal
The Coventry Canal is an 18th-century English narrow canal, engineered by James Brindley, that links Coventry with the wider Midlands canal network and played a key role in the region’s industrial transport.
-
D.
Lancaster Canal
Lancaster Canal is a historic English waterway in North West England, renowned for its lock-free main line and scenic rural route that supported regional trade during the Industrial Revolution.
-
E.
Blair Waterway
Blair Waterway is a major industrial shipping channel and deep-water port facility in Tacoma, Washington, used primarily for maritime commerce and cargo operations.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tavistock Canal Target entity description: Tavistock Canal is a historic early 19th-century waterway in Devon, England, built to serve local mines and industry and now valued as a heritage and wildlife site.
-
A.
St Helens Canal
St Helens Canal is a historic industrial waterway in northwest England that once served as an important transport route for coal and other goods during the Industrial Revolution.
-
B.
Ashton Canal
The Ashton Canal is a historic narrow canal in Greater Manchester, England, that links central Manchester to the Peak Forest Canal and forms part of the region’s Pennine waterway network.
-
C.
Coventry Canal
The Coventry Canal is an 18th-century English narrow canal, engineered by James Brindley, that links Coventry with the wider Midlands canal network and played a key role in the region’s industrial transport.
-
D.
Lancaster Canal
Lancaster Canal is a historic English waterway in North West England, renowned for its lock-free main line and scenic rural route that supported regional trade during the Industrial Revolution.
-
E.
Blair Waterway
Blair Waterway is a major industrial shipping channel and deep-water port facility in Tacoma, Washington, used primarily for maritime commerce and cargo operations.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
canal
ⓘ
navigation ⓘ |
| builtForIndustry |
arsenic works
ⓘ
copper mining ⓘ tin mining ⓘ |
| connectedTo | River Tamar via Morwellham Quay ⓘ |
| constructionStart | 1803 ⓘ |
| country | United Kingdom ⓘ |
| currentUse |
heritage site
ⓘ
wildlife site ⓘ |
| designedBy | John Taylor ⓘ |
| economicRole |
Tamar Valley Mining District
ⓘ
surface form:
supported Tavistock mining district
|
| endPoint | Morwellham Quay ⓘ |
| environmentalSignificance |
habitat for aquatic and riparian species
ⓘ
wildlife corridor ⓘ |
| followsRiver | River Tavy ⓘ |
| hasHeritageTrail | Tavistock Canal walking route ⓘ |
| hasLength | about 4.5 miles ⓘ |
| hasStructure |
Morwell Down Tunnel
ⓘ
aqueducts ⓘ embankments ⓘ sluices ⓘ weirs ⓘ |
| heritageDesignation |
Scheduled Monument
ⓘ
part of Cornwall and West Devon Mining Landscape World Heritage Site ⓘ |
| historicalEra | early 19th century ⓘ |
| locatedIn |
Devon
ⓘ
England ⓘ southwest England ⓘ
surface form:
South West England
|
| managedBy | local authorities ⓘ |
| near | Dartmoor National Park ⓘ |
| notableFor |
early 19th-century mining transport engineering
ⓘ
long rock-cut tunnel ⓘ |
| openingDate | 1817 ⓘ |
| primaryPurpose |
to supply water to mines and industry
ⓘ
to transport copper ore ⓘ to transport other minerals ⓘ |
| servesCity | Tavistock ⓘ |
| startPoint | Tavistock ⓘ |
| status |
partly disused
ⓘ
partly in water supply use ⓘ |
| terminusAt | Morwellham Quay ⓘ |
| transportMode | inland waterway ⓘ |
| usedFor |
angling
ⓘ
heritage tourism ⓘ industrial water supply ⓘ recreation ⓘ |
| worldHeritageSiteComponentOf |
Cornwall and West Devon Mining Landscape World Heritage Site
ⓘ
surface form:
Cornwall and West Devon Mining Landscape
|
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Tavistock Canal Description of subject: Tavistock Canal is a historic early 19th-century waterway in Devon, England, built to serve local mines and industry and now valued as a heritage and wildlife site.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Walreddon Manor